Implement asynchronous interface/plumbing for GetDefaultPrintSettings.

webkit/plugins/ppapi/ppapi_plugin_instance.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
@@ skipping 1985 matching lines @@
     return PP_OK_COMPLETIONPENDING;
   } else {
     return PP_ERROR_FAILED;
   }
 }
 
 void PluginInstance::UnlockMouse(PP_Instance instance) {
   delegate()->UnlockMouse(this);
 }
 
-PP_Bool PluginInstance::GetDefaultPrintSettings(
+int32_t PluginInstance::GetDefaultPrintSettings(
     PP_Instance instance,
-    PP_PrintSettings_Dev* print_settings) {
+    PP_PrintSettings_Dev* print_settings,
+    scoped_refptr< ::ppapi::TrackedCallback> callback) {
   // TODO(raymes): Not implemented for in-process.
-  return PP_FALSE;
+  return PP_ERROR_NOTSUPPORTED;
 }
 
 void PluginInstance::SetTextInputType(PP_Instance instance,
                                       PP_TextInput_Type type) {
   int itype = type;
   if (itype < 0 || itype > ui::TEXT_INPUT_TYPE_URL)
     itype = ui::TEXT_INPUT_TYPE_NONE;
   text_input_type_ = static_cast<ui::TextInputType>(itype);
   delegate()->PluginTextInputTypeChanged(this);
 }
@@ skipping 203 matching lines @@
   screen_size_for_fullscreen_ = gfx::Size();
   WebElement element = container_->element();
   element.setAttribute(WebString::fromUTF8(kWidth), width_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kHeight), height_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kBorder), border_before_fullscreen_);
   element.setAttribute(WebString::fromUTF8(kStyle), style_before_fullscreen_);
 }
 
 }  // namespace ppapi
 }  // namespace webkit